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Cells and Microscopy (P.11-13)
Name five sub cellular structures that both plant and animal cells have?
What three things do plant cells have that animal cells don't?
Where is the genetic material found in animal cells?
Where is the genetic material found in bacterial cells?
What type of organisms are bacteria - prokaryotes or eukaryotes?
Which gives a higher resolution - a light microscope or an electron microscope?
Differentiation and Division (P.14-15)
What is cell differentiation?
Give three ways that a sperm cell is adapted for swimming to an egg cell
What are chromosomes?
What is the cell cycle?
What is mitosis used for by multicellular organisms?
Stem Cells (P.16)
Give two ways that embryonic stem cells could be used to cure diseases?
Why Might some people be opposed to the use of human embryos in the stem cell research?
Exchanging Substances (P.17-22)
What is Diffusion?
Give three substances that can diffuse through cell membranes, and two that can't.
What type of molecules move by osmosis?
Give the two main differences between active transport and diffusion?
Give three adaptations of exchange surfaces that increase the efficiency of diffusion?
Give two Ways that the villi in the small intestine are adapted for absorbing digested food?
Explain how leaves are adapted to maximise the amount of carbon dioxide that gets to their cells?
